Undercar Information

BMW Z3 Motorsport Rear Reversed Drop Center 17x9AH2 Professional Tire Handling Technique Demounting (BMW Z3 Motorsport Rear Reverse Drop Center 17x9AH2)
1. Clean demount head. Replace with a new unit if dirt is embedded in demount head.		2. Clean rim. Note and record any damage to rim prior to servicing.

3. Clamp wheel internally. Verify rim is squarely clamped by checking rotational runout. If not square, briefly release and reclamp.		4. Lube outer bead. Lubricate sidewall before loosening outer bead.

5. Loosen outer bead with multiple rotations. When bead is loosened, lubricate tire and rim at bead seat areas.		6. Remove wheel from tire changer. Invert and clamp externally.

7. If using a TC350, slip rubber inner tube sections over jaws before clamping, to increase friction between rim and jaws.		8. Loosen bead with multiple rotations. Lube inner bead and rim bead seat.

9. Lock bead roller assembly.		10. Install bead depressor tail with traction device.

11. Lube “HM” bead lever.		12. Insert “HM” bead lever.

13. Pull “HM” bead lever back flush with rim while pushing with bottom roller to assist.		14. Rotate to remove upper bead. IMPORTANT: Stop rotation before traction device hits mounting head.

15. Demount outer bead.

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BMW Z3 Motorsport Rear Reversed Drop Center 17x9AH2 Professional Tire Handling Technique